About Fingerprint Safe item 【Fingerprint Unlock】First generation optical fingerprint acquisition,fingerprint unlocking is smoother. 【Solid & large locking bolts.】Enforced door frame part. Fully carpeted interior. Anchoring holes. Fingerprint input. Backup keys. 【Quick Access】Just one touch of your finger, door will unlock, it’s simple as that. Offering quick access security solutions for the home and office. 【Advantage】It can work properly in various environments. High-low temperature test. Humidity & Salt Spray test. Instantaneous high voltage test.Fully carpeted interior Provide protection from scratch. 【Continuous optimization】Fast and secure verification. Keeps learning more about your fingerprint. Adapting to your changing finger conditions. What's in the box Safe box * 1 Spare key * 2 Alkaline battery * 4 Expansion screws * 2…